The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  3  0  3  0  3  6  6  6  0  0  3  3  0  3  6  6  6  0
 0  0  3  6  6  3  0  3  6  0  3  6  3  6  0  0  3  6  0

generates a code of length 19 over Z9 who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+8x^36+54x^38+16x^39+2x^57

The gray image is a code over GF(3) with n=57, k=4 and d=36.
This code was found by Heurico 1.16 in 0.000794 seconds.